كتب ذات صلة

Sanitary entomology the entomology of disease, hygiene and sanitation

Insects injurious to fruits

Insect pests of farm, garden and orchard

Injurious insects of Michigan.

• Principal insect enemies of the sugar beet in the territories served by the Great western sugar company
  المؤلفون: Maxson, Asa Chandler
• Principle insect enemies of the sugar beet in the territories served by the Great Western Sugar Company
  المؤلفون: Maxson, Asa Chandler